Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4649399 | Pen recorder | Toshio Kimura, Shuichi Nakagawa, Teruhiko Tokumo, Hiroyuki Yamamoto, Hiroshi Kotan +1 more | 1987-03-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4649399 | Pen recorder | Toshio Kimura, Shuichi Nakagawa, Teruhiko Tokumo, Hiroyuki Yamamoto, Hiroshi Kotan +1 more | 1987-03-10 |